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DivineMC/divinemc-server/paper-patches/features/0004-Implement-Secure-Seed.patch
NONPLAYT 4e58ab3809 Updated Upstream (Purpur)
Upstream has released updates that appear to apply and compile correctly

Purpur Changes:
PurpurMC/Purpur@4ce97c1d [ci/skip] Update occurences of version numbers to 1.21.5 (#1658)
PurpurMC/Purpur@7f5c4036 Updated Upstream (Paper)
PurpurMC/Purpur@4fdf1d11 Updated Upstream (Paper)
2025-04-30 01:35:40 +03:00

44 lines
3.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: NONPLAYT <76615486+NONPLAYT@users.noreply.github.com>
Date: Tue, 28 Jan 2025 00:54:57 +0300
Subject: [PATCH] Implement Secure Seed
Original license: GPLv3
Original project: https://github.com/plasmoapp/matter
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
index 400e632208d133a3f49fc7f14bceb48a1026769b..4954625e4f1af358ca7c70a57be30dee92ace0e6 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
@@ -196,7 +196,12 @@ public class CraftChunk implements Chunk {
@Override
public boolean isSlimeChunk() {
// 987234911L is taken from Slime when seeing if a slime can spawn in a chunk
- return this.level.paperConfig().entities.spawning.allChunksAreSlimeChunks || WorldgenRandom.seedSlimeChunk(this.getX(), this.getZ(), this.getWorld().getSeed(), level.spigotConfig.slimeSeed).nextInt(10) == 0; // Paper
+ // DivineMC start - Implement Secure Seed
+ boolean isSlimeChunk = org.bxteam.divinemc.DivineConfig.enableSecureSeed
+ ? this.level.getChunk(this.getX(), this.getZ()).isSlimeChunk()
+ : WorldgenRandom.seedSlimeChunk(this.getX(), this.getZ(), this.getWorld().getSeed(), this.level.spigotConfig.slimeSeed).nextInt(10) == 0; // Paper
+ return this.level.paperConfig().entities.spawning.allChunksAreSlimeChunks || isSlimeChunk;
+ // DivineMC end - Implement Secure Seed
}
@Override
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 0692d244b3375a3821c8623ee2b301185856fda1..7100d277295c9765c6859903726ee3cee9b6dffe 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -1377,7 +1377,11 @@ public final class CraftServer implements Server {
registryAccess = levelDataAndDimensions.dimensions().dimensionsRegistryAccess();
} else {
LevelSettings levelSettings;
- WorldOptions worldOptions = new WorldOptions(creator.seed(), creator.generateStructures(), creator.bonusChest());
+ // DivineMC start - Implement Secure Seed
+ WorldOptions worldOptions = org.bxteam.divinemc.DivineConfig.enableSecureSeed
+ ? new WorldOptions(creator.seed(), su.plo.matter.Globals.createRandomWorldSeed(), creator.generateStructures(), false)
+ : new WorldOptions(creator.seed(), creator.generateStructures(), false);
+ // DivineMC end - Implement Secure Seed
WorldDimensions worldDimensions;
DedicatedServerProperties.WorldDimensionData properties = new DedicatedServerProperties.WorldDimensionData(GsonHelper.parse((creator.generatorSettings().isEmpty()) ? "{}" : creator.generatorSettings()), creator.type().name().toLowerCase(Locale.ROOT));